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huxupin
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樓主  發(fā)表于: 2010-08-22 15:01
一塊鋼板，50毫米厚，2400毫米長(cháng)，高1200毫米，長(cháng)邊中間有500毫米長(cháng)點(diǎn)的受力點(diǎn)，兩頭為支點(diǎn)，高是立著(zhù)的，這塊鋼板能承受多少?lài)嵉目箯澚δ兀?/div>
zhaofenggao
學(xué)習進(jìn)步
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1樓  發(fā)表于: 2010-08-22 20:45
金屬材料有算法
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